Sellup: Add Ons & Cart Upsell Shopify App – Performance, Rankings & Reviews

SellUp: Add ons & Cart Upsell has accumulated 131 reviews on the Shopify App Store (+0.8% vs 30 days ago) — an early-stage review base where each new install meaningfully shifts the dataset. It carries a 4.53★ average rating (+0.1% this month) — a strong rating that signals consistent merchant satisfaction. Geographically, United States alone drives more than 40% of installs — the merchant base is heavily concentrated in one market (71.4% of reviews).

SellUp: Add ons & Cart Upsell is in active growth mode — reviews are coming in faster than the prior period while the average rating holds steady. That's the cleanest "scaling without breaking" pattern: more merchants installing, satisfaction not regressing as scale increases. Useful confirmation for merchants who want a battle-tested-but-still-momentum-bearing app rather than a quiet leader coasting on history.

SellUp: Add ons & Cart Upsell's 131 cumulative reviews and 4.53★ rating come directly from the Shopify App Store and refresh weekly. The Top Region KPI uses SellUp: Add ons & Cart Upsell's per-country review distribution as an install-distribution proxy because Shopify doesn't publish per-country install counts.

SellUp: Add ons & Cart Upsell appears across many categories, keywords, and collections on the Shopify App Store — broad cross-category visibility that signals the app addresses problems shared by merchants across multiple verticals, with its strongest position at #9 for Add-ons. It captures the largest share of installs in thank-you-order-status-upsell-cross-sell at 0.3% — the group where SellUp: Add ons & Cart Upsell most directly competes for merchant adoption. Over the past 30 days, SellUp: Add ons & Cart Upsell has climbed 23 positions in Add-ons — its strongest mover this month.

SellUp: Add ons & Cart Upsell ranks in many Shopify groups but momentum is downward overall — broad visibility doesn't translate to upward movement right now. Worth comparing against more focused competitors in the specific categories that matter to your store before defaulting to the broader-coverage option.

United States dominates SellUp: Add ons & Cart Upsell's install base with 71.4% of all reviews — a concentrated market that effectively defines the app's product priorities. Germany follows at 14.3%, with Australia at 14.3%. Together, the top 3 countries account for 100.0% of SellUp: Add ons & Cart Upsell's worldwide reviews. Colombia (0) and Malaysia (0) round out the top 5.

SellUp: Add ons & Cart Upsell's heavy single-region concentration in United States typically pulls the roadmap toward that market — feature prioritisation, time-zone-aligned support, and integrations with United States's payment/shipping providers all reflect that focus. Merchants in United States get the strongest experience; merchants elsewhere should weigh regional fit more carefully than for region-agnostic alternatives.

Across the top 5 groups plotted on this chart, SellUp: Add ons & Cart Upsell declined in 3 and improved in 1 — net downward pressure that often appears before a broader category-level rank reset. Its most pronounced gain is in Add-Ons — climbing from #28 to #9 over the charted period.

Cross-group rank declines for SellUp: Add ons & Cart Upsell can reflect either a temporary algorithm shift or sustained loss of merchant interest to faster-moving competitors — share or review-velocity trends in the same groups usually disambiguate the two within 4–8 weeks.

SellUp: Add ons & Cart Upsell's cumulative review count climbed from 1 to 131 over the charted period — a 13000.0% expansion of its review base, driven by 130 new reviews. Average rating softened from 5.00★ to 4.52★ over the same window — worth investigating recent review themes for what's driving the shift, since cumulative ratings move slowly.

Review velocity (the slope of SellUp: Add ons & Cart Upsell's cumulative line) is one of the strongest leading indicators for Shopify app health. A line still bending upward means recent merchant acquisition is working; a flattening line means the app is maturing into steady-state. Rating direction adds the quality dimension: rising rating + rising reviews = compounding momentum, the rarest and most valuable combination.